Vmware centos6.3 Device eth0 does not seem to be present solution vmware centos6.3 Device eth0 does not seem to be presentvmware Virtual Machine centos6.3 Device eth0 not found, solution. If you attach a VMX file to a new virtual machine, the MAC address will change accordingly. So we need to modify it. 1. open your Vm and right-click Properties> network> Advanced> 2.Mac Address to your new Mac Address. example: 00: 22: 33: 0F: 22: 81 3. open the VM and prompt: Old MAC Address: Old Mac Address New MAC Address is a New Mac Address. after logging on, enter vi/etc/udev/rules. d/70-persistant-net.rules # PCI device 0x1022: 0x2000 (pcnet32) (custom name provided by external tool) SUBSYSTEM = "net", ACTION = "add ", DRIVERS = "? * ", ATTR {address }=" <Old MAC Address>", ATTR {type }== "1", KERNEL = "eth *", NAME = "eth0" PCI device 0x1022: 0x2000 (pcnet32) # SUBSYSTEM = "net", ACTION = "add", DRIVERS = "? * ", ATTR {address }=" <New MAC Address>", ATTR {type }== "1", KERNEL = "eth *", NAME = "eth1" to # PCI device 0x1022: 0x2000 (pcnet32) (custom name provided by external tool) SUBSYSTEM = "net ", ACTION = "add", DRIVERS = "? * ", ATTR {address }=" <New MAC Address>", ATTR {type }== "1", KERNEL = "eth *", NAME = "eth0" # PCI device 0x0 1022: 0x2000 (pcnet32) # SUBSYSTEM = "net", ACTION = "add", DRIVERS = "? * ", ATTR {address }=" <New MAC Address>", ATTR {type }== "1", KERNEL = "eth *", NAME = "eth1"